Electrolysis Flashcards
1
Q
Anion
A
Negative
2
Q
Cation
A
Positive
3
Q
Anode
A
Positive
4
Q
Cathode
A
Negative
5
Q
Anode in molten
A
Has the non-metal
6
Q
Anode in Aqueous
A
Halogen or oxygen
7
Q
Cathode in molten
A
Has the metal
8
Q
Cathode in aqueous
A
Metal (not group 1 or 2 or Al3+) or hydrogen
9
Q
H2O oxidation equation
A
H2O —-> 1/2O2 + 2e- + 2H+
10
Q
H2O reduction equation
A
2H2O + 2e- —> H2 + 2OH-